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【单选题】
固定铰支座约束反力()。
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可以用任意一个大小和方向未知的通过铰心的力表示
【单选题】
雨篷梁为雨篷板的支撑,并兼做门过梁,高度一般不小于( ),宽度等于墙厚。
【单选题】
雨篷梁为雨篷板的支撑,并兼做门过梁,高度一般不小于( ),高度等于墙厚。
【单选题】
雨篷梁支座截面承载力计算时,应考虑()。
【单选题】
If there were no subjunctive mood, English ___ much easier.
【单选题】
The open university was started in order to help those who ___ having a university education when they were young.
【单选题】
If it ___ next week, the crops would be saved.
【判断题】
This material is worn well.
【判断题】
What a good news theyve got. No wonder they are so happy.
【判断题】
She had her finger cut when she is paper-cutting.
【判断题】
Plastics has taken the place of many other materials.
【判断题】
I opened the letter and it contained important informations.
【判断题】
China is no longer which it used to be.
【判断题】
The construction of the building will have completed by the end of this month.